Finding the Fourth Proportional to 6,805,536.30, 10,208,304.45 and 6,132,377.70
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Solution
The fourth proportional to 6,805,536.30, 10,208,304.45 and 6,132,377.70 is: 9,198,566.55
Step by Step Solution
- Step 1: Write the proportion equation
6,805,536.30 : 10,208,304.45 = 6,132,377.70 : x - Step 2: Convert to fraction form
6,805,536.30/10,208,304.45 = 6,132,377.70/x - Step 3: Cross multiply
6,805,536.30x = 10,208,304.45 × 6,132,377.70 - Step 4: Simplify right side
6,805,536.30x = 62,601,178,563,990.77 - Step 5: Solve for x
x = 62,601,178,563,990.77/6,805,536.30 - Step 6: Final answer
x = 9,198,566.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.